Home / 164,914.50-247,353.93-111,945.90

Finding the Fourth Proportional to 164,914.50, 247,353.93 and 111,945.90

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Solution

The fourth proportional to 164,914.50, 247,353.93 and 111,945.90 is: 167,906.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,914.50 : 247,353.93 = 111,945.90 : x
  2. Step 2: Convert to fraction form
    164,914.50/247,353.93 = 111,945.90/x
  3. Step 3: Cross multiply
    164,914.50x = 247,353.93 × 111,945.90
  4. Step 4: Simplify right side
    164,914.50x = 27,690,258,312.39
  5. Step 5: Solve for x
    x = 27,690,258,312.39/164,914.50
  6. Step 6: Final answer
    x = 167,906.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.